package com.magic.disney.dao;

import com.magic.disney.po.Blog;
import org.springframework.data.domain.Page;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.JpaSpecificationExecutor;
import org.springframework.data.jpa.repository.Modifying;
import org.springframework.data.jpa.repository.Query;

import org.springframework.data.domain.Pageable;

import javax.transaction.Transactional;
import java.util.List;

public interface BlogRepository extends JpaRepository<Blog, Long>, JpaSpecificationExecutor<Blog> {
    @Query("select b from Blog  b where b.recommend = true")

    List<Blog> findTop(Pageable pageable);

    @Query("select b from Blog  b where b.title like ?1 or b.content like ?1")
    Page<Blog> findByQuery(String query, Pageable pageable);

    @Transactional
    @Modifying
    @Query("update Blog b set b.views=b.views+1 where b.id=?1")
    int updateViews(Long id);

    @Query(value = "select function('data_format',b.updateTime,'%Y') as year from Blog  b group by " +
            " function('data_format',b.updateTime,'%Y') order by year desc " ,nativeQuery = true)
    List<String> findGroupYear();

    @Query("select b from Blog b where function('date_format',b.updateTime,'%Y') = ?1 ")
    List<Blog> findByYear(String year);
}
